Sand discharge pipe for rail vehicles



FIG. 1 is a front elevational view of a sand discharge pipe for rail vehicles showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is left-side elevation view thereof; and,

FIG. 7 is a front, top and right-side perspective view thereof. 

CLAIM The ornamental design for a sand discharge pipe for rail vehicles, as shown and described. 